diff options
author | brutisso <none@none> | 2013-06-18 22:45:32 +0200 |
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committer | brutisso <none@none> | 2013-06-18 22:45:32 +0200 |
commit | 99f8235c1da815e4ead540bfc38411cd7f564b46 (patch) | |
tree | 8ac350ddd0ad4429c9b187034cb3d2aec9b6738b /src/share/vm/utilities/bitMap.cpp | |
parent | c872ed601666f262d3159b2d309bd84b0f872dbf (diff) |
8016556: G1: Use ArrayAllocator for BitMaps
Reviewed-by: tschatzl, dholmes, coleenp, johnc
--HG--
extra : rebase_source : aa5b0c0fba0f5329a45100fb30fb84616e8fafbb
Diffstat (limited to 'src/share/vm/utilities/bitMap.cpp')
-rw-r--r-- | src/share/vm/utilities/bitMap.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/share/vm/utilities/bitMap.cpp b/src/share/vm/utilities/bitMap.cpp index 152b40d39..01825d302 100644 --- a/src/share/vm/utilities/bitMap.cpp +++ b/src/share/vm/utilities/bitMap.cpp @@ -41,7 +41,7 @@ BitMap::BitMap(bm_word_t* map, idx_t size_in_bits) : - _map(map), _size(size_in_bits) + _map(map), _size(size_in_bits), _map_allocator(false) { assert(sizeof(bm_word_t) == BytesPerWord, "Implementation assumption."); assert(size_in_bits >= 0, "just checking"); @@ -49,7 +49,7 @@ BitMap::BitMap(bm_word_t* map, idx_t size_in_bits) : BitMap::BitMap(idx_t size_in_bits, bool in_resource_area) : - _map(NULL), _size(0) + _map(NULL), _size(0), _map_allocator(false) { assert(sizeof(bm_word_t) == BytesPerWord, "Implementation assumption."); resize(size_in_bits, in_resource_area); @@ -65,8 +65,10 @@ void BitMap::resize(idx_t size_in_bits, bool in_resource_area) { if (in_resource_area) { _map = NEW_RESOURCE_ARRAY(bm_word_t, new_size_in_words); } else { - if (old_map != NULL) FREE_C_HEAP_ARRAY(bm_word_t, _map, mtInternal); - _map = NEW_C_HEAP_ARRAY(bm_word_t, new_size_in_words, mtInternal); + if (old_map != NULL) { + _map_allocator.free(); + } + _map = _map_allocator.allocate(new_size_in_words); } Copy::disjoint_words((HeapWord*)old_map, (HeapWord*) _map, MIN2(old_size_in_words, new_size_in_words)); |